Question

help me!!!!!! 19.......
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Answer 1

Answer:

a=9

Step-by-step explanation:

we can see that,

Perimeter of shaded area=2+2+3+3+2a+2a+3a+3a=(10a+10)cm

also, given,

perimeter of shaded region=1 metre=100cm

so,

10a+10=100

=>10a=90

=>a=90/10

=>a=9

HOPE IT HELPS,

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